This is a set of two issues of the graphic design magazine "Idea" featuring the Nissenbi (Japan Advertising Artists Club Exhibition). Recommended for research and documentation on design history and advertising history. [Contents] ・Idea Special Issue No. 17, Nissenbi Special Edition (published October 10, 1967) ・Idea Special Issue No. 18, Nissenbi Special Edition (published November 5, 1968) [Condition] ・Significant wear and tear due to age, yellowing, torn spines with tape repairs. ・Some sections have markings in ballpoint pen. ・Suitable for reading and research purposes. ・Please refrain from purchasing if you are looking for a pristine copy, as this is a used book. [Shipping] Will be packaged to prevent water damage and reinforced, and shipped via Yu-Yu Mercari or Raku-Raku Mercari.